CaratHunter
Plans
Round|Lab Grown|IGI

20.07ct G VS2 Round Lab Grown Diamond

ID • G/VS2 • IGI LG817641434

Shape and cutting style on the report: Round brilliant

Certificate IGI LG817641434

Diamond specifications and retailer prices

From $12,691 AUD
$8,915 USD
As of November 1, 2026
Save $34,985 AUD (73%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $47,676 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 20.07ct lab-grown round diamond

This 20.07ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG817641434 or 817641434. Listed at 6 retailers as of October 31, 2026, with prices from $12,691 to $47,676, a $34,985 spread on the same certified stone. Brilliant Earth lists it at $47,676. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

20.07
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817641434
Dimensions17.61 × 17.43 × 10.62 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.61 mm17.43 mm20.07 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817641434
Side View
Table 58.0%Crown 34.8°Girdle: MediumPavilion 40.4°Culet: NoneDepth 60.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $47,676 AUD|Low: $12,104 AUD|High: $47,833 AUD|Avg: $26,612 AUD|-0.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 4$12,691 AUD
Retailer 2$15,710 AUD
Retailer 3$23,573 AUD
Retailer 5$33,211 AUD
Retailer 6$42,116 AUD
Brilliant Earth$47,676 AUD

40 data points across 6 retailers

6 retailers$12,691 AUD to $47,676 AUD

A
Cheapest Retailer
-
$12,691 AUD
$8,915 USD
B+
Retailer 2
-
$15,710 AUD
£8,689 GBP
View
B
Retailer 3
-
$23,573 AUD
€15,770 EUR
View
B
Retailer 4
-
$33,211 AUD
$23,329 USD
View
B
Retailer 5
-
$42,116 AUD
$29,584 USD
View
Most Expensive
B
Brilliant Earth
21033449A · Oct 31
$47,676 AUD
$33,490 USD
View
5 more retailers have this diamond
Prices start from $12,691 AUDSave up to $34,985 AUD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
20.07ct Round
$12,691 AUD